Tapered hexagonal stem for lamp



FIG. 1 is a front perspective view of a tapered hexagonal stem for lamp showing my new design;

FIG. 2 is a front view thereof; the rear view being a mirror image;

FIG. 3 is a right side view thereof; the left side view being a mirror image;

FIG. 4 is a top view thereof; and,

FIG. 5 is a bottom view thereof.

The shade and base are shown in broken lines for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a tapered hexagonal stem for lamp, as shown and described. 